Book tray



FIG. 1 is a first perspective view of the book tray of the invention;

FIG. 2 is a second perspective view of the book tray illustrated in FIG. 1;

FIG. 3 is a front view of the book tray illustrated in FIG. 1;

FIG. 4 is a side view of the book tray illustrated in FIG. 1;

FIG. 5 is a bottom view of the book tray illustrated in FIG. 1;

FIG. 6 is a top side view of the book tray illustrated in FIG. 1; and,

FIG. 7 is a rear view of the book tray illustrated in FIG. 1. 

The ornamental design for a book tray, as shown and described. 